BS EN 61511-2:2017
Current
The latest, up-to-date edition.
Functional safety. Safety instrumented systems for the process industry sector Guidelines for the application of IEC 61511-1
Hardcopy , PDF
English
01-12-2017
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, and abbreviations
Annex A (informative) - Guidance for IEC 61511-1
Annex B (informative) - Example of SIS logic solver
application program development using function
block diagram
Annex C (informative) - Considerations when
converting from NP technologies to PE
technologies
Annex D (informative) - Example of how to get from a
piping and instrumentation diagram (P&ID) to
application program
Annex E (informative) - Methods and tools for
application programming
Annex F (informative) - Example SIS project illustrating
each phase of the safety life cycle with application
program development using relay ladder language
Annex G (informative) - Guidance on developing
application programming practices
Bibliography
Annex ZA (normative) - Normative references to
international publications with their
corresponding European publications
Gives guidance on the specification, design, installation, operation and maintenance of SIFs and related SIS as defined in IEC 61511-1:2016.
| Committee |
GEL/65/1
|
| DevelopmentNote |
Renumbers and supersedes BS IEC 61511-2. 2004 version incorporates amendment 15577 to BS IEC 61511-2. Supersedes 99/245562 DC Available as part of BS KIT 127. (05/2005) Supersedes 12/30264228 DC. (12/2017)
|
| DocumentType |
Standard
|
| Pages |
210
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
IEC 61511-2:2016 is available as IEC 61511-2:2016 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 61511-2:2016 provides guidance on the specification, design, installation, operation and maintenance of SIFs and related SIS as defined in IEC 61511-1:2016. This second edition cancels and replaces the first edition published in 2003. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
- guidance examples based on all phases of the safety life cycle provided based on usage experience with IEC 61511 1st edition;
- annexes replaced to address transition from software to application programming.
| Standards | Relationship |
| DIN EN 61511-2 : 2005 | Identical |
| NBN EN 61511-2 : 2005 | Identical |
| NF EN 61511-2 : 2017 | Identical |
| EN 61511-2:2017 | Identical |
| I.S. EN 61511-2:2017 | Identical |
| IEC 61511-2:2016 | Identical |
| EN 61511-2:2017 | Equivalent |
| UNE-EN 61511-2:2017 | Equivalent |
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